Cross Reference: /external/zlib/src/examples/gzlog.c

Lines Matching defs:len
464     int back, len, mask;
469     len = back > 8 ? 2 : 1;                 /* bytes back from log->last */
476     if (back != 8 && (lseek(log->fd, log->last - len, SEEK_SET) < 0 ||
485     buf[2 - len] = (*buf & (mask - 1)) + (last ? mask : 0);
491     return lseek(log->fd, log->last - len, SEEK_SET) < 0 ||
492            write(log->fd, buf + 2 - len, len + 4) != len + 4 ||
496 /* Append len bytes from data to the locked and open log file.  len may be zero
501 local int log_append(struct log *log, unsigned char *data, size_t len)
515     while (len) {
518         if (put > len)
519             put = (uint)len;
528             len -= put;
532         if (len) {
598 /* Compress the len bytes at data and append the compressed data to the
601    and is the data provided in data[0..len-1].  If this operation is
603    file read in again.  If there is no data to compress (len == 0), then we
608 local int log_compress(struct log *log, unsigned char *data, size_t len)
618     if (len) {
656             strm.avail_in = len > max ? max : (uint)len;
657             len -= strm.avail_in;
661                 deflate(&strm, len ? Z_NO_FLUSH : Z_PARTIAL_FLUSH);
669         } while (len);
742     size_t len = 0;
752             len = (size_t)(st.st_size);
753             if ((off_t)len != st.st_size ||
762             ret = (size_t)read(fd, data, len) != len;
777         ret = log_append(log, data, len);
780         ret = log_compress(log, data, len);
912     size_t len, next;
927     len = ((size_t)(log->last - log->first) & ~(((size_t)1 << 10) - 1)) +
929     if ((data = malloc(len)) == NULL)
938         while (next < len) {
942             if (next + block > len ||
956         ret = (size_t)write(fd, data, len) != len;
966         next = DICT > len ? len : DICT;
967         ret = (size_t)write(fd, (char *)data + len - next, next) != next;
980         ret = log_compress(log, data, len);
995 int gzlog_write(gzlog *logd, void *data, size_t len)
1003     if (data == NULL || len <= 0)
1017     ret = (size_t)write(fd, data, len) != len;
1028     if (log_append(log, data, len))